Wins
1,836
Indexed tournament wins
Player record
Mark Berg
Losses
1,484
Indexed tournament losses
Matches
3,320
Decisive results
Win rate
55.3%
Across indexed matches
Peak rating
2,037
Highest rating in the available history.
Biggest upset
Wai M. Wong
2026 USATT Northeast Regional Championships · May 16, 2026 · +576 rating
Open →Biggest loss
Kastner, Frankz
NYTTF October Open · Oct 5, 2008 · -1189 rating
Open →Most frequent opponent
Spitzer, Robert
32 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
413 tournament appearances · synced Aug 9, 2026, 3:07 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jun 2, 2013 | 2013 Brooklyn Borough President OpenTournament · View matches | 1,793 | 1,825 | +32+42 / -10 | 4W / 3L |
| May 26, 2013 | Westchester 2013 May OpenTournament · View matches | 1,810 | 1,793 | -17+9 / -26 | 3W / 4L |
| May 5, 2013 | DCH Cup - Garden State Open Table Tennis Championship - Presented by ButterflyTournament · View matches | 1,867 | 1,810 | -57+10 / -67 | 6W / 5L |
| Apr 28, 2013 | Westchester 2013 April OpenTournament · View matches | 1,892 | 1,867 | -25+22 / -47 | 6W / 4L |
| Apr 7, 2013 | NJTTC 2013 April OpenTournament · View matches | 1,893 | 1,892 | -1+9 / -10 | 5W / 2L |
| Mar 3, 2013 | NJTTC 2013 March OpenTournament · View matches | 1,930 | 1,893 | -37+3 / -40 | 6W / 2L |
| Feb 24, 2013 | Westchester 2013 February OpenTournament · View matches | 1,927 | 1,930 | +3+11 / -8 | 5W / 1L |
| Jan 13, 2013 | LYTTC January OpenTournament · View matches | 1,930 | 1,927 | -3 | 5W / 1L |
| Dec 22, 2012 | 2012 U.S. NationalsTournament · View matches | 1,867 | 1,930 | +63 | 10W / 9L |
| Dec 9, 2012 | NJTTC 2012 December OpenTournament · View matches | 1,909 | 1,867 | -42+16 / -58 | 2W / 4L |
| Nov 25, 2012 | 2012 JOOLA N. American Teams OTournament · View matches | 1,804 | 1,909 | +105 | 12W / 6L |
| Oct 14, 2012 | NJTTC 2012 October OpenTournament · View matches | 1,804 | 1,804 | 0+14 / -14 | 5W / 3L |
| Oct 7, 2012 | Trolley Car Table Tennis Club Philly Open October 2012Tournament · View matches | 1,842 | 1,804 | -38+12 / -50 | 5W / 2L |
| Sep 30, 2012 | Westchester 2012 September OpenTournament · View matches | 1,848 | 1,842 | -6 | 2W / 2L |
| Aug 26, 2012 | LYTTC August OpenTournament · View matches | 1,929 | 1,848 | -81+1 / -82 | 3W / 4L |
| Aug 19, 2012 | Westchester 2012 August OpenTournament · View matches | 1,910 | 1,929 | +19+26 / -7 | 5W / 1L |
| Jul 4, 2012 | US OpenTournament · View matches | 1,868 | 1,910 | +42+53 / -11 | 5W / 5L |
| Jun 17, 2012 | 2012 Brooklyn Boro President's TT CupTournament · View matches | 1,824 | 1,868 | +44+50 / -6 | 1W / 4L |
| Jun 16, 2012 | 12th Everbright-BIT Cup Open Table Tennis ChampionshipTournament · View matches | 1,826 | 1,824 | -2+4 / -6 | 4W / 1L |
| Jun 3, 2012 | 2012 Eastern Open on JOOLA North America TourTournament · View matches | 1,852 | 1,826 | -26+59 / -85 | 9W / 7L |